US 12,006,747 B2
Sliding door device
Tadashi Iijima, Tokyo (JP); Kazuma Mori, Tokyo (JP); and Takuma Komoto, Tokyo (JP)
Assigned to SUGATSUNE KOGYO CO., LTD., Tokyo (JP)
Appl. No. 17/632,177
Filed by SUGATSUNE KOGYO CO., LTD., Tokyo (JP)
PCT Filed May 27, 2020, PCT No. PCT/JP2020/020896
§ 371(c)(1), (2) Date Feb. 1, 2022,
PCT Pub. No. WO2021/029120, PCT Pub. Date Feb. 18, 2021.
Claims priority of application No. 2019-147829 (JP), filed on Aug. 9, 2019.
Prior Publication US 2022/0228411 A1, Jul. 21, 2022
Int. Cl. E05D 15/06 (2006.01); E05D 15/10 (2006.01); E05F 1/16 (2006.01)
CPC E05D 15/10 (2013.01) [E05F 1/16 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A sliding door device, comprising:
a rail having a straight portion for linearly guiding a support shaft attached to a sliding door and an inclined portion which is inclined with respect to the straight portion and obliquely guides the support shaft;
a pull-in device having a base, a catcher slidable relative to the base, and a spring disposed between the base and the catcher, which can capture a trigger provided on the rail and which can only linearly move along the straight portion of the rail when the sliding door is closing; and
a pull-in force transmission part which is coupled to the pull-in device and moves the support shaft along the inclined portion according to linear movement of the pull-in device,
wherein the pull-in force transmission part includes:
a roller traveling body which can travel on at least the inclined portion of the rail, and
an arm rotatably coupled to the roller traveling body and the pull-in device,
wherein the support shaft is supported by the roller traveling body.